Auth bypass in Microfocus Operations Bridge Manager

CVE-2021-22507

Authentication bypass vulnerability in Micro Focus Operations Bridge Manager affects versions 2019.05, 2019.11, 2020.05 and 2020.10. The vulnerability could allow remote attackers to bypass user authentication and get unauthorized access.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-22507: held from 0.017 to 0.017.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22507?
CVE-2021-22507 is a critical-severity vulnerability in Microfocus Operations Bridge Manager, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-04-08.
How severe is CVE-2021-22507?
Critical severity. CVSS v3 base score is 9.8 out of 10.